Polling for Biden and Sanders against Trump in key states
Real Clear Politics, average of most recent polling ranges
 Biden vs. Trump |  Sanders vs. Trump | |
|---|---|---|
| Florida | Biden +0.4 | Trump +4.3 |
| Pennsylvania | +3.8 | +2.8 |
| Michigan | +4.4 | +4.5 |
| North Carolina | +3.4 | +0.7 |
| Arizona | +3.8 | Trump +1.4 |
| Wisconsin | +2.7 | +2 |